90 	struct netvsc_device *nvdev;  in netvsc_set_rx_mode()  local
99 	nvdev = rcu_dereference(ndev_ctx->nvdev);  in netvsc_set_rx_mode()
100 	if (nvdev)  in netvsc_set_rx_mode()
101 		rndis_filter_update(nvdev);  in netvsc_set_rx_mode()
118 	struct netvsc_device *nvdev = rtnl_dereference(ndev_ctx->nvdev);  in netvsc_open()  local
125 	ret = rndis_filter_open(nvdev);  in netvsc_open()
131 	rdev = nvdev->extension;  in netvsc_open()
134 		netvsc_tx_enable(nvdev, net);  in netvsc_open()
151 static int netvsc_wait_until_empty(struct netvsc_device *nvdev)  in netvsc_wait_until_empty()  argument
160 		for (i = 0; i < nvdev->num_chn; i++) {  in netvsc_wait_until_empty()
162 				= nvdev->chan_table[i].channel;  in netvsc_wait_until_empty()
168 			napi_synchronize(&nvdev->chan_table[i].napi);  in netvsc_wait_until_empty()
205 	struct netvsc_device *nvdev = rtnl_dereference(net_device_ctx->nvdev);  in netvsc_close()  local
208 	netvsc_tx_disable(nvdev, net);  in netvsc_close()
211 	if (!nvdev)  in netvsc_close()
214 	ret = rndis_filter_close(nvdev);  in netvsc_close()
220 	ret = netvsc_wait_until_empty(nvdev);  in netvsc_close()
917 	struct netvsc_device *nvdev = rtnl_dereference(net_device_ctx->nvdev);  in netvsc_get_channels()  local
919 	if (nvdev) {  in netvsc_get_channels()
920 		channel->max_combined	= nvdev->max_chn;  in netvsc_get_channels()
921 		channel->combined_count = nvdev->num_chn;  in netvsc_get_channels()
929 struct netvsc_device_info *netvsc_devinfo_get(struct netvsc_device *nvdev)  in netvsc_devinfo_get()  argument
939 	if (nvdev) {  in netvsc_devinfo_get()
942 		dev_info->num_chn = nvdev->num_chn;  in netvsc_devinfo_get()
943 		dev_info->send_sections = nvdev->send_section_cnt;  in netvsc_devinfo_get()
944 		dev_info->send_section_size = nvdev->send_section_size;  in netvsc_devinfo_get()
945 		dev_info->recv_sections = nvdev->recv_section_cnt;  in netvsc_devinfo_get()
946 		dev_info->recv_section_size = nvdev->recv_section_size;  in netvsc_devinfo_get()
948 		memcpy(dev_info->rss_key, nvdev->extension->rss_key,  in netvsc_devinfo_get()
951 		prog = netvsc_xdp_get(nvdev);  in netvsc_devinfo_get()
980 			 struct netvsc_device *nvdev)  in netvsc_detach()  argument
987 	if (cancel_work_sync(&nvdev->subchan_work))  in netvsc_detach()
988 		nvdev->num_chn = 1;  in netvsc_detach()
990 	netvsc_xdp_set(ndev, NULL, NULL, nvdev);  in netvsc_detach()
994 		netvsc_tx_disable(nvdev, ndev);  in netvsc_detach()
996 		ret = rndis_filter_close(nvdev);  in netvsc_detach()
1003 		ret = netvsc_wait_until_empty(nvdev);  in netvsc_detach()
1013 	rndis_filter_device_remove(hdev, nvdev);  in netvsc_detach()
1023 	struct netvsc_device *nvdev;  in netvsc_attach()  local
1028 	nvdev = rndis_filter_device_add(hdev, dev_info);  in netvsc_attach()
1029 	if (IS_ERR(nvdev))  in netvsc_attach()
1030 		return PTR_ERR(nvdev);  in netvsc_attach()
1032 	if (nvdev->num_chn > 1) {  in netvsc_attach()
1033 		ret = rndis_set_subchannel(ndev, nvdev, dev_info);  in netvsc_attach()
1037 			nvdev->max_chn = 1;  in netvsc_attach()
1038 			nvdev->num_chn = 1;  in netvsc_attach()
1045 		ret = netvsc_xdp_set(ndev, prog, NULL, nvdev);  in netvsc_attach()
1053 	nvdev->tx_disable = false;  in netvsc_attach()
1060 		ret = rndis_filter_open(nvdev);  in netvsc_attach()
1064 		rdev = nvdev->extension;  in netvsc_attach()
1075 	rndis_filter_device_remove(hdev, nvdev);  in netvsc_attach()
1084 	struct netvsc_device *nvdev = rtnl_dereference(net_device_ctx->nvdev);  in netvsc_set_channels()  local
1094 	if (!nvdev || nvdev->destroy)  in netvsc_set_channels()
1097 	if (nvdev->nvsp_version < NVSP_PROTOCOL_VERSION_5)  in netvsc_set_channels()
1100 	if (count > nvdev->max_chn)  in netvsc_set_channels()
1103 	orig = nvdev->num_chn;  in netvsc_set_channels()
1105 	device_info = netvsc_devinfo_get(nvdev);  in netvsc_set_channels()
1112 	ret = netvsc_detach(net, nvdev);  in netvsc_set_channels()
1180 	struct netvsc_device *nvdev = rtnl_dereference(ndevctx->nvdev);  in netvsc_change_mtu()  local
1185 	if (!nvdev || nvdev->destroy)  in netvsc_change_mtu()
1188 	device_info = netvsc_devinfo_get(nvdev);  in netvsc_change_mtu()
1200 	ret = netvsc_detach(ndev, nvdev);  in netvsc_change_mtu()
1258 	struct netvsc_device *nvdev = rcu_dereference_rtnl(ndev_ctx->nvdev);  in netvsc_get_pcpu_stats()  local
1282 	for (i = 0; i < nvdev->num_chn; i++) {  in netvsc_get_pcpu_stats()
1283 		const struct netvsc_channel *nvchan = &nvdev->chan_table[i];  in netvsc_get_pcpu_stats()
1317 	struct netvsc_device *nvdev;  in netvsc_get_stats64()  local
1323 	nvdev = rcu_dereference(ndev_ctx->nvdev);  in netvsc_get_stats64()
1324 	if (!nvdev)  in netvsc_get_stats64()
1336 	for (i = 0; i < nvdev->num_chn; i++) {  in netvsc_get_stats64()
1337 		const struct netvsc_channel *nvchan = &nvdev->chan_table[i];  in netvsc_get_stats64()
1373 	struct netvsc_device *nvdev = rtnl_dereference(ndc->nvdev);  in netvsc_set_mac_addr()  local
1381 	if (!nvdev)  in netvsc_set_mac_addr()
1390 	err = rndis_filter_set_device_mac(nvdev, addr->__data);  in netvsc_set_mac_addr()
1454 	struct netvsc_device *nvdev = rtnl_dereference(ndc->nvdev);  in netvsc_get_sset_count()  local
1456 	if (!nvdev)  in netvsc_get_sset_count()
1463 			+ NETVSC_QUEUE_STATS_LEN(nvdev)  in netvsc_get_sset_count()
1474 	struct netvsc_device *nvdev = rtnl_dereference(ndc->nvdev);  in netvsc_get_ethtool_stats()  local
1488 	if (!nvdev)  in netvsc_get_ethtool_stats()
1498 	for (j = 0; j < nvdev->num_chn; j++) {  in netvsc_get_ethtool_stats()
1499 		tx_stats = &nvdev->chan_table[j].tx_stats;  in netvsc_get_ethtool_stats()
1511 		rx_stats = &nvdev->chan_table[j].rx_stats;  in netvsc_get_ethtool_stats()
1547 	struct netvsc_device *nvdev = rtnl_dereference(ndc->nvdev);  in netvsc_get_strings()  local
1551 	if (!nvdev)  in netvsc_get_strings()
1562 		for (i = 0; i < nvdev->num_chn; i++) {  in netvsc_get_strings()
1632 	struct netvsc_device *nvdev = rtnl_dereference(ndc->nvdev);  in netvsc_get_rxnfc()  local
1634 	if (!nvdev)  in netvsc_get_rxnfc()
1639 		info->data = nvdev->num_chn;  in netvsc_get_rxnfc()
1722 	struct netvsc_device *ndev = rtnl_dereference(ndc->nvdev);  in netvsc_get_rxfh()
1748 	struct netvsc_device *ndev = rtnl_dereference(ndc->nvdev);  in netvsc_set_rxfh()
1783 static void __netvsc_get_ringparam(struct netvsc_device *nvdev,  in __netvsc_get_ringparam()  argument
1788 	ring->rx_pending = nvdev->recv_section_cnt;  in __netvsc_get_ringparam()
1789 	ring->tx_pending = nvdev->send_section_cnt;  in __netvsc_get_ringparam()
1791 	if (nvdev->nvsp_version <= NVSP_PROTOCOL_VERSION_2)  in __netvsc_get_ringparam()
1796 	ring->rx_max_pending = max_buf_size / nvdev->recv_section_size;  in __netvsc_get_ringparam()
1798 		/ nvdev->send_section_size;  in __netvsc_get_ringparam()
1807 	struct netvsc_device *nvdev = rtnl_dereference(ndevctx->nvdev);  in netvsc_get_ringparam()  local
1809 	if (!nvdev)  in netvsc_get_ringparam()
1812 	__netvsc_get_ringparam(nvdev, ring);  in netvsc_get_ringparam()
1821 	struct netvsc_device *nvdev = rtnl_dereference(ndevctx->nvdev);  in netvsc_set_ringparam()  local
1827 	if (!nvdev || nvdev->destroy)  in netvsc_set_ringparam()
1831 	__netvsc_get_ringparam(nvdev, &orig);  in netvsc_set_ringparam()
1842 	device_info = netvsc_devinfo_get(nvdev);  in netvsc_set_ringparam()
1850 	ret = netvsc_detach(ndev, nvdev);  in netvsc_set_ringparam()
1872 	struct netvsc_device *nvdev = rtnl_dereference(ndevctx->nvdev);  in netvsc_fix_features()  local
1874 	if (!nvdev || nvdev->destroy)  in netvsc_fix_features()
1877 	if ((features & NETIF_F_LRO) && netvsc_xdp_get(nvdev)) {  in netvsc_fix_features()
1890 	struct netvsc_device *nvdev = rtnl_dereference(ndevctx->nvdev);  in netvsc_set_features()  local
1895 	if (!nvdev || nvdev->destroy)  in netvsc_set_features()
1911 	ret = rndis_filter_set_offload_params(ndev, nvdev, &offloads);  in netvsc_set_features()
2025 	net_device = rtnl_dereference(ndev_ctx->nvdev);  in netvsc_link_change()
2117 	if (!rtnl_dereference(net_device_ctx->nvdev))  in get_netvsc_byref()
2336 	netvsc_dev = rtnl_dereference(net_device_ctx->nvdev);  in netvsc_register_vf()
2404 	netvsc_dev = rtnl_dereference(net_device_ctx->nvdev);  in netvsc_vf_changed()
2498 	struct netvsc_device *nvdev;  in netvsc_probe()  local
2554 	/* We must get rtnl lock before scheduling nvdev->subchan_work,  in netvsc_probe()
2569 	nvdev = rndis_filter_device_add(dev, device_info);  in netvsc_probe()
2570 	if (IS_ERR(nvdev)) {  in netvsc_probe()
2571 		ret = PTR_ERR(nvdev);  in netvsc_probe()
2578 	if (nvdev->num_chn > 1)  in netvsc_probe()
2579 		schedule_work(&nvdev->subchan_work);  in netvsc_probe()
2594 	if (nvdev->nvsp_version >= NVSP_PROTOCOL_VERSION_2)  in netvsc_probe()
2599 	nvdev->tx_disable = false;  in netvsc_probe()
2640 	rndis_filter_device_remove(dev, nvdev);  in netvsc_probe()
2657 	struct netvsc_device *nvdev;  in netvsc_remove()  local
2672 	nvdev = rtnl_dereference(ndev_ctx->nvdev);  in netvsc_remove()
2673 	if (nvdev) {  in netvsc_remove()
2674 		cancel_work_sync(&nvdev->subchan_work);  in netvsc_remove()
2675 		netvsc_xdp_set(net, NULL, NULL, nvdev);  in netvsc_remove()
2686 	if (nvdev)  in netvsc_remove()
2687 		rndis_filter_device_remove(dev, nvdev);  in netvsc_remove()
2703 	struct netvsc_device *nvdev;  in netvsc_suspend()  local
2715 	nvdev = rtnl_dereference(ndev_ctx->nvdev);  in netvsc_suspend()
2716 	if (nvdev == NULL) {  in netvsc_suspend()
2722 	ndev_ctx->saved_netvsc_dev_info = netvsc_devinfo_get(nvdev);  in netvsc_suspend()
2727 	ret = netvsc_detach(net, nvdev);  in netvsc_suspend()